I still think there should be ways to help users think of what rabbit can do for them. Make it easier to make the first move of an interaction that is a guaranteed succes.
Think about personalized conversation starters someone mentioned in this post:
I would really like to have the rabbit start the conversation aswell with some of their personalized suggestions, you could see this as some form of voicemail.
Imagine seeing the rabbit head with certain expression or thought bubble.
Since the shake functionality freed up. It could be really fun to shake your rabbit to make it talk firts .